CN111306672A - Indirect and direct evaporative cooling air conditioning unit with disinfection and self-cleaning functions - Google Patents

Indirect and direct evaporative cooling air conditioning unit with disinfection and self-cleaning functions Download PDF

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Publication number
CN111306672A
CN111306672A CN202010125713.6A CN202010125713A CN111306672A CN 111306672 A CN111306672 A CN 111306672A CN 202010125713 A CN202010125713 A CN 202010125713A CN 111306672 A CN111306672 A CN 111306672A
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CN
China
Prior art keywords
water
evaporative cooling
indirect
unit
air
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Pending
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CN202010125713.6A
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Chinese (zh)
Inventor
黄翔
屈名勋
金洋帆
田哲宁
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Xian Polytechnic University
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Xian Polytechnic University
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Priority to CN202010125713.6A priority Critical patent/CN111306672A/en
Publication of CN111306672A publication Critical patent/CN111306672A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28—Arrangement or mounting of filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
    • F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/192—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/20—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation
    • F24F8/22—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by sterilisation using UV light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/90—Cleaning of purification apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
    • F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D5/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, using the cooling effect of natural or forced evaporation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/22—Cleaning ducts or apparatus
    • F24F2221/225—Cleaning ducts or apparatus using a liquid
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Physical Water Treatments (AREA)

Abstract

The invention discloses an indirect and direct evaporative cooling air conditioning unit with disinfection and self-cleaning functions, which comprises a unit shell, wherein two corresponding side walls of the unit shell are respectively provided with an air inlet and an air outlet, and a self-cleaning device, an air filter, a front water baffle, an HEPA high-efficiency air filter, an indirect evaporative cooling unit, a direct evaporative cooling unit, a rear water baffle and a centrifugal blower are sequentially arranged in the unit shell according to the flowing direction of the air inlet. The indirect and direct evaporative cooling air conditioning unit with the disinfection and self-cleaning functions can realize the regulation of the environmental temperature and humidity and the purification, disinfection and sterilization of air, and saves energy and reduces consumption.

Description

Indirect and direct evaporative cooling air conditioning unit with disinfection and self-cleaning functions
Technical Field
The invention belongs to the technical field of air conditioning equipment, and relates to an indirect and direct evaporative cooling air conditioning unit with disinfection and self-cleaning functions.
Background
With global climate deterioration and mankind devastating human survival environment and human killing and grazing of wild animals and plants, the outbreak frequency of various malignant infectious viruses is increased dramatically, and the number of times of infecting human with malignant viruses is also increased dramatically. The air sterilization and purification device is very important for sterilizing and purifying air while keeping the environmental temperature and the relative humidity in places such as a medical research center, a respiratory department infectious disease ward of a hospital, a shelter medical ward, a clean operating room, a sterile ward, a biotechnology enterprise and the like.
Traditional mechanical refrigeration air conditioner can not adjust relative humidity and can not realize disinfecting and sterilizing and purifying the air, and the operation power consumption is very big, does not conform to current resource-saving society to the requirement of energy saving and consumption reduction, and the noise is great and maintenance cost is higher.
Disclosure of Invention
The invention aims to provide an indirect and direct evaporative cooling air conditioning unit with disinfection and self-cleaning functions, which can realize the regulation of ambient temperature and humidity and the purification, disinfection and sterilization of air, and can save energy and reduce consumption.
The technical scheme adopted by the invention is that the indirect and direct evaporative cooling air conditioning unit with the disinfection and self-cleaning functions comprises a unit shell, wherein an air inlet and an air outlet are respectively arranged on two corresponding side walls of the unit shell, and a self-cleaning device, an air filter, a front water baffle, an HEPA high-efficiency air filter, an indirect evaporative cooling unit, a direct evaporative cooling unit, a rear water baffle and a centrifugal blower are sequentially arranged in the unit shell according to the flowing direction of the air inlet.
The present invention is also characterized in that,
self-cleaning device is equipped with elevator motor including the lifting gear post that is vertical setting on the lifting gear post, the last cover of lifting gear post, and elevator motor is last to be fixed with the spray thrower, still including setting up the spray header of bottom in the unit casing, and the spray thrower is through spraying delivery pipe and spray header intercommunication, and the spray thrower sprays towards air cleaner, and air cleaner, HEPA high efficiency air cleaner below are provided with the mud collecting box.
The spraying water supply pipe is a hose, a spraying water supply pump is connected to the spraying water supply pipe, a water discharge opening and a water supply opening are further formed in the spraying water tank, and a sludge discharge opening is formed in the sludge collecting box.
The upper side between HEPA high efficiency air filter and the indirect evaporative cooling unit is provided with the ultraviolet disinfection and sterilization lamp that shines towards indirect evaporative cooling unit, and the upper side between direct evaporative cooling unit and the back breakwater is provided with the ultraviolet disinfection and sterilization lamp that shines towards direct evaporative cooling unit, and air supply opening department still is provided with secondary HEPA high efficiency air filter.
The indirect evaporative cooling unit comprises an indirect evaporative cooler, a water distributor a is arranged above the indirect evaporative cooler, a water collecting tank is arranged below the indirect evaporative cooler and communicated with the water distributor a through a circulating water supply pipe, the indirect evaporative cooling unit further comprises a secondary air exhaust outlet arranged on the unit shell corresponding to the upper side of the water distributor a, and a secondary air exhaust fan is arranged in the secondary air exhaust outlet.
And a circulating water pump is arranged on the circulating water supply pipe.
The direct evaporative cooling unit comprises a filler, a rotatable water distributor a is arranged above the filler and connected with a circulating water supply pipe, an electromagnetic valve is arranged at the joint of the rotatable water distributor a and the circulating water supply pipe, a driven belt wheel is arranged below the filler, the filler is fixed on the upper surface of the driven belt wheel, the driven belt wheel is connected with a driving belt wheel through a belt, and the driving belt wheel is connected with an output shaft of a motor a through a shaft.
The rotatable water distributor a comprises a motor b, a shaft of the motor b is arranged to be a hollow shaft, the circulating water supply pipe is connected with a water inlet pipe, a solenoid valve is arranged at the joint of the circulating water supply pipe and the water inlet pipe, the water inlet pipe extends into the upper end of the hollow shaft, the lower end of the water inlet pipe is connected with a rotating water disk, a plurality of water distribution holes are uniformly formed in one half of the lower surface of the rotating water disk, and a nozzle is arranged.
The side that the bottom is close to the supply-air outlet in the unit casing still is provided with disinfectant tank, is provided with level gauge b in the disinfectant tank, is provided with level gauge a in the header tank, and the lateral wall that disinfectant tank is close to the air intake and the lateral wall coincidence that the header tank is close to the supply-air outlet are as an organic whole, and are provided with the medicine solenoid valve.
The disinfectant tank is also provided with a medicine supplementing port and a medicine discharging port, and the water collecting tank is also provided with a water discharging port a and a water supplementing port a.
The invention has the beneficial effects that:
(1) the refrigeration system adopts the technical means of indirect evaporative cooling and direct evaporative cooling combined refrigeration, uses water as a refrigerant, and carries out cooling treatment on the treated air through indirect or direct contact with the water and further through corresponding heat and humidity exchange and treatment for controlling the relative humidity of the air, so that the problems of Freon leakage or condensation, condensation and water dripping are avoided, the human body and the environment are not harmed and polluted, and the method is safe, green, economic and environment-friendly.
(2) The self-cleaning device of the filter at the air inlet side comprises a lifting bearing gear column, a lifting motor, a spraying device and a spraying water tank, when an air conditioner unit runs, the spraying cleaning device can run periodically, the motor can drive the spraying device to move up and down along the lifting bearing gear column, and meanwhile, the spraying water is sprayed to the air filter behind the spraying cleaning device, so that the self-cleaning function of the air filter is realized, the air filter is ensured to be always kept in a high-efficiency running state, and meanwhile, the service efficiency and the service life of each part in the air conditioner unit are correspondingly improved and prolonged.
(3) The air to be treated of the air conditioning unit is sterilized and purified correspondingly, the air to be treated firstly passes through the air inlet, the primary air filter and the HEPA high-efficiency filter to carry out high-efficiency filtration, sterilization and disinfection on the air to be treated, then reaches the indirect evaporative cooling section and the direct evaporative cooling section, the parts of the air to be treated firstly are provided with ultraviolet sterilization lamps at the front part and the rear part of the unit structure, and water distributors of the parts can spray circulating water with the sterilization and disinfection functions on respective evaporative coolers, so that the air to be treated is sterilized and disinfected, and finally the air to be treated is finally filtered by the air feeder through the secondary HEPA high-efficiency filter and then is sent into a room, so that the high-efficiency sterilization and purification effects on the air are realized.
(4) The water distribution and the filler of the direct evaporative cooling section in the unit rotate reversely and doubly, so that the direct evaporative cooling efficiency is further improved, and the working efficiency of the whole unit is correspondingly improved.
(5) The invention has high integration level, compact structure, convenient processing and strong practicability, and is suitable for places such as general medical research centers, infectious disease wards of respiratory department of hospitals, shelter medical wards, clean operating rooms, sterile wards, biotechnology enterprises and the like.
Drawings
FIG. 1 is a schematic diagram of an indirect plus direct evaporative cooling air conditioning unit according to the present invention;
FIG. 2 is a schematic diagram of a rotatable water distributor in an indirect-plus-direct evaporative cooling air conditioning unit according to the present invention;
fig. 3 is a bottom view of fig. 2.
In the figure, 1, an air inlet, 2, a lifting gear column, 3, a sprayer, 4, a lifting motor, 5, a spraying water supply pipe, 6, a spraying water supply pump, 7, a water replenishing port, 8, a water discharging port, 9, an air filter, 10, an HEPA high-efficiency air filter, 11, a dirt discharging port, 12, a water discharging port a, 13, a water replenishing port a, 14, a secondary air exhaust fan, 15, an indirect evaporative cooler, 16, a circulating water supply pipe, 17, an electromagnetic valve, 18, a circulating water pump, 19, a rear water baffle, 20, a water distributor, 21, a front water baffle, 22, an ultraviolet disinfection lamp, 23, a rotatable water distributor, 24, a filler, 25, a liquid level meter a, 26, a dosing electromagnetic valve, 27, a liquid level meter b, 28, a belt, 29, a medicine discharging port, 30, a motor a, 31, a medicine replenishing port, 32, an air supplying port, 33, a centrifugal blower, 34, a secondary HEPA high-efficiency air filter, 35. hollow shaft, 36 water inlet pipe, 37 motor b, 38 water distribution hole, 39 rotary water disk, 40 disinfectant water tank, 41 nozzle, 42 spray water tank, 43 sludge collecting tank, 44 water collecting tank, 45 driven belt wheel, 46 driving belt wheel.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention relates to an indirect and direct evaporative cooling air conditioning unit with disinfection and self-cleaning functions, which has a structure shown in figure 1 and comprises a unit shell, wherein an air inlet 1 and an air outlet 32 are respectively arranged on two corresponding side walls of the unit shell, and a self-cleaning device, an air filter 9, a front water baffle 21, a HEPA high-efficiency air filter 10, an indirect evaporative cooling unit, a direct evaporative cooling unit, a rear water baffle 19 and a centrifugal blower 33 are sequentially arranged in the unit shell according to the flowing direction of inlet air.
Self-cleaning device is equipped with elevator motor 4 including being the lifting gear post 2 of vertical setting on the lifting gear post 2, the last cover of lifting gear post is fixed with spray thrower 3, still including setting up the spray tank 42 of bottom in the unit casing, spray thrower 3 through spraying delivery pipe 5 and spray tank 42 intercommunication, spray thrower 3 sprays towards air cleaner 9, HEPA high efficiency air cleaner 10 below is provided with mud collecting box 43.
The spraying water supply pipe 5 is a hose, the spraying water supply pipe 5 is also connected with a spraying water supply pump 6, the spraying water tank 42 is also provided with a water discharge opening 8 and a water supply opening 7, and the sludge collection box 43 is provided with a sludge discharge opening 11.
An ultraviolet disinfection and sterilization lamp 22 which irradiates towards the indirect evaporative cooling unit is arranged above the HEPA high-efficiency air filter 10 and the indirect evaporative cooling unit, an ultraviolet disinfection and sterilization lamp 22 which irradiates towards the direct evaporative cooling unit is arranged above the direct evaporative cooling unit and the rear water baffle plate 19, and a secondary HEPA high-efficiency air filter 34 is further arranged at the air supply outlet 32.
The indirect evaporative cooling unit comprises an indirect evaporative cooler 15, a water distributor a20 is arranged above the indirect evaporative cooler 15, a water collecting tank 44 is arranged below the indirect evaporative cooler 15, the water collecting tank 44 is communicated with the water distributor a20 through a circulating water supply pipe 16, the indirect evaporative cooling unit further comprises a secondary air exhaust outlet arranged on the unit shell corresponding to the upper side of the water distributor a20, and a secondary air exhaust fan 14 is arranged in the secondary air exhaust outlet.
A circulating water pump 18 is provided on the circulating water supply pipe 16.
The direct evaporative cooling unit comprises a filler 24, a rotatable water distributor a23 is arranged above the filler 24, a rotatable water distributor a23 is connected with a circulating water supply pipe 16, an electromagnetic valve 17 is arranged at the joint of the rotatable water distributor a23 and the circulating water supply pipe 16, a driven belt wheel 45 is arranged below the filler 24, the filler 24 is fixed on the upper surface of the driven belt wheel 45, the driven belt wheel 45 is connected with a driving belt wheel 46 through a belt 28, and the shaft of the driving belt wheel 46 is connected with an output shaft of a motor a 30.
As shown in fig. 2-3, the rotatable water distributor a23 includes a motor b37, the shaft of the motor b37 is provided as a hollow shaft 35, the circulating water supply pipe 16 is connected with a water inlet pipe 36, the electromagnetic valve 17 is provided at the joint of the circulating water supply pipe 16 and the water inlet pipe 36, the water inlet pipe 36 extends into the upper end of the hollow shaft 35, the lower end is connected with a rotating water disk 39, a plurality of water distribution holes 38 are uniformly provided on one half of the lower surface of the rotating water disk 39, and a nozzle 41 is installed on each water distribution hole.
The side of the bottom in the unit shell, which is close to the air supply outlet 32, is also provided with a disinfectant tank 40, the disinfectant tank 40 is internally provided with a liquid level meter b27, the water collection tank 44 is internally provided with a liquid level meter a25, the side wall of the disinfectant tank 40, which is close to the air inlet 1, and the side wall of the water collection tank 44, which is close to the air supply outlet 32, are overlapped into a whole, and the disinfectant tank is provided with a dosing electromagnetic valve 26, and the dosing electromagnetic valve 26 is.
The disinfectant tank 40 is also provided with a medicine supplementing opening 31 and a medicine discharging opening 29, and the water collecting tank 44 is also provided with a water discharging opening a12 and a water supplementing opening a 13.
The working principle of the indirect and direct evaporative cooling air conditioning unit is as follows:
self-cleaning device:
air entering the air conditioning unit will pass through air cleaner 9 at first, therefore, work a period of time then air cleaner 9 surface can be full of dust and then influence its unit work efficiency, the shower water of self-spraying cleaning device is at first supplied into sprayer 3 by shower pipe 5 through moving spray water supply pump 6 and then falls into mud collecting box 43 with the sewage that produces after air cleaner washs and discharge through blowdown mouth 11, and sprayer 3 can be under the drive of elevator motor 4 so reciprocating circulation carry out regularly clean this air cleaner 9 on lifting gear post 3, if the shower water is not enough the moisturizing is carried out to accessible moisturizing mouth 7, can discharge the shower water through outlet 8 with the shower water when the unit stops not using.
The air is primarily filtered and purified by the air filter 9 and then enters the HEPA high-efficiency filter 10 with the disinfection and sterilization function for primary disinfection and sterilization, a worker compares the liquid level meter a25 with the liquid level meter b27 in proportion and then starts the dosing electromagnetic valve 26, the disinfection water enters the circulating water tank to form proportioned disinfection water, then the proportioned disinfection water is sent to the water distributor 20 through the circulating water supply pipe 16 and then enters the direct-section rotatable water distributor 23 through the electromagnetic valve 17 in the direct section, the disinfection and sterilization water solution is sprayed to further carry out drug disinfection and sterilization on the treated air, the ultraviolet disinfection and sterilization lamp 22 further carries out optical disinfection and sterilization on the treated air, finally the treated air is finally purified and sterilized by the blower and then passes through the secondary HEPA high-efficiency air filter 34 for air supply, and further ensures that the quality of the air sent to an air conditioning room is in a higher standard through multi-stage and multi-stage disinfection and sterilization.
In the direct evaporative cooling unit section, when the unit is in operation, the motor a30 drives the driving belt pulley 46, the driving belt pulley 45 drives the driven belt pulley 45, the filler 24 of the driven belt pulley 45 rotates, and meanwhile, the motor b37 drives the rotary water disk 39 to rotate reversely, so that the treated air enters the direct evaporative section after the primary air in the indirect section is subjected to equal humidity cooling, is subjected to heat insulation heat and humidity exchange with water for direct evaporative cooling again, passes through the rear water baffle 19 and the unit centrifugal blower 33 and is finally sent into an air conditioning room through the air supply outlet 32, is subjected to heat insulation heat and humidity exchange after the secondary air in the indirect section is directly contacted with the disinfection circulation type to be discharged through the secondary air exhaust fan 14, and further has a considerable disinfection and sterilization effect on the air near.

Claims (10)

1. Indirect and direct evaporative cooling air conditioning unit that adds of utensil disinfection and self-cleaning function, its characterized in that includes the unit casing, the corresponding both sides wall of unit casing is provided with air intake (1) and supply-air outlet (32) respectively, self-cleaning device, air cleaner (9), preceding breakwater (21), HEPA high efficiency air cleaner (10), indirect evaporative cooling unit, direct evaporative cooling unit, back breakwater (19) and centrifugal forced draught blower (33) have been set gradually according to the flow direction of air inlet in the unit casing.
2. The indirect and direct evaporative cooling air conditioning unit as claimed in claim 1, wherein the self-cleaning device comprises a vertically arranged lifting gear column (2), a lifting motor (4) is sleeved on the lifting gear column (2), a sprayer (3) is fixed on the lifting motor (4), and a spray water tank (42) arranged at the bottom in the unit housing, the sprayer (3) is communicated with the spray water tank (42) through a spray water supply pipe (5), the sprayer (3) sprays towards an air filter (9), and a sludge collection box (43) is arranged below the air filter (9) and the HEPA high efficiency air filter (10).
3. The indirect and direct evaporative cooling air conditioning unit as claimed in claim 2, wherein the spray water supply pipe (5) is a hose, the spray water supply pipe (5) is further connected with a spray water supply pump (6), the spray water tank (42) is further provided with a drain opening (8) and a water replenishing opening (7), and the sludge collection tank (43) is provided with a sludge discharge opening (11).
4. The indirect and direct evaporative cooling air conditioning unit as recited in claim 1 or 2, wherein an ultraviolet disinfection and sterilization lamp (22) irradiating towards the indirect evaporative cooling unit is arranged above the HEPA high efficiency air filter (10) and the indirect evaporative cooling unit, an ultraviolet disinfection and sterilization lamp (22) irradiating towards the direct evaporative cooling unit is arranged above the direct evaporative cooling unit and the rear water baffle (19), and a secondary HEPA high efficiency air filter (34) is further arranged at the air supply outlet (32).
5. The indirect and direct evaporative cooling air conditioning unit as claimed in claim 1 or 2, wherein the indirect evaporative cooling unit comprises an indirect evaporative cooler (15), a water distributor a (20) is arranged above the indirect evaporative cooler (15), a water collecting tank (44) is arranged below the indirect evaporative cooler (15), the water collecting tank (44) is communicated with the water distributor a (20) through a circulating water supply pipe (16), the indirect and direct evaporative cooling air conditioning unit further comprises a secondary air exhaust outlet arranged on the unit shell corresponding to the upper side of the water distributor a (20), and a secondary air exhaust fan (14) is arranged in the secondary air exhaust outlet.
6. The indirect-plus-direct evaporative cooling air conditioning unit as recited in claim 5 wherein a circulating water pump (18) is provided on the circulating water supply pipe (16).
7. The indirect and direct evaporative cooling air conditioning unit according to claim 5, wherein the direct evaporative cooling unit comprises a filler (24), a rotatable water distributor a (23) is arranged above the filler (24), the rotatable water distributor a (23) is connected with the circulating water supply pipe (16), a solenoid valve (17) is arranged at the joint of the rotatable water distributor a (23) and the circulating water supply pipe (16), a driven pulley (45) is arranged below the filler (24), the filler (24) is fixed on the upper surface of the driven pulley (45), the driven pulley (45) is connected with a driving pulley (46) through a belt (28), and the shaft of the driving pulley (46) is connected with the output shaft of the motor a (30).
8. The indirect and direct evaporative cooling air conditioning unit according to claim 7, wherein the rotatable water distributor a (23) comprises a motor b (37), the shaft of the motor b (37) is provided as a hollow shaft (35), the circulating water supply pipe (16) is connected with a water inlet pipe (36), the electromagnetic valve (17) is arranged at the joint of the circulating water supply pipe (16) and the water inlet pipe (36), the water inlet pipe (36) extends into the upper end of the hollow shaft (35), the lower end is connected with a rotating water disk (39), a plurality of water distribution holes (38) are uniformly formed in one half of the lower surface of the rotating water disk (39), and a nozzle (41) is installed on each water distribution hole (38).
9. The indirect-heating direct-evaporative cooling air conditioning unit as claimed in claim 5, wherein a disinfectant tank (40) is further arranged on one side of the bottom in the unit housing, which is close to the air supply outlet (32), a liquid level meter b (27) is arranged in the disinfectant tank (40), a liquid level meter a (25) is arranged in the water collecting tank (44), the side wall of the disinfectant tank (40), which is close to the air inlet (1), and the side wall of the water collecting tank (44), which is close to the air supply outlet (32), are overlapped into a whole, and a dosing electromagnetic valve (26) is arranged.
10. The indirect-heating direct-evaporative cooling air conditioning unit as claimed in claim 9, wherein the disinfectant tank (40) is further provided with a medicine replenishing port (31) and a medicine discharging port (29), and the water collecting tank (44) is further provided with a water discharging port a (12) and a water replenishing port a (13).
CN202010125713.6A 2020-02-27 2020-02-27 Indirect and direct evaporative cooling air conditioning unit with disinfection and self-cleaning functions Pending CN111306672A (en)

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CN111928350A (en) * 2020-07-01 2020-11-13 宋艳艳 Central air conditioner with disinfection function
CN113063191A (en) * 2021-04-12 2021-07-02 江苏泰恩特环境技术有限公司 Multifunctional combined air treatment unit and use method thereof
CN114234314A (en) * 2022-01-04 2022-03-25 浙江万享科技股份有限公司 Humidifying energy-saving indirect evaporation type air cooler
CN114353206A (en) * 2022-01-12 2022-04-15 冠恒建设集团有限公司 Air purification device for clean room
CN114890002A (en) * 2022-05-26 2022-08-12 上海天华云应用技术有限公司 Refrigerator for low-temperature cold chain container

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CN111928350A (en) * 2020-07-01 2020-11-13 宋艳艳 Central air conditioner with disinfection function
CN113063191A (en) * 2021-04-12 2021-07-02 江苏泰恩特环境技术有限公司 Multifunctional combined air treatment unit and use method thereof
CN114234314A (en) * 2022-01-04 2022-03-25 浙江万享科技股份有限公司 Humidifying energy-saving indirect evaporation type air cooler
CN114234314B (en) * 2022-01-04 2022-07-26 浙江万享科技股份有限公司 Humidifying energy-saving evaporation type air cooler
CN114353206A (en) * 2022-01-12 2022-04-15 冠恒建设集团有限公司 Air purification device for clean room
CN114890002A (en) * 2022-05-26 2022-08-12 上海天华云应用技术有限公司 Refrigerator for low-temperature cold chain container

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